alleryStart learning →A climber gets less oxygen per breath. How does the body cope?
AIt breathes through skin only
BIt stops breathing out
CIt breathes more air a minute
DIt makes more nitrogen
Answer & Solution
Correct answer: C. It breathes more air a minute
Low pressure means fewer oxygen particles per breath, so the body automatically raises the volume of air breathed each minute.
Keep practising Respiration in organisms
Browse all Respiration in organisms questions for Olympiad (Class 7), or explore more Science topics.
Related questions
A bacterial colony in waste water cleans up toxic arsenate. Which process do they use?Which breathing disorder name refers to stopping of breathing in sleep?Which gas is the end waste of both aerobic respiration and yeast fermentation?Which muscles lift the rib cage when you breathe in?Fermentation may begin even before oxygen runs out. In which activity?After a long sprint, what helps muscles recover from lactic acid?Which gas do we inhale that is used by cells to oxidise food?Which statement about fermentation without oxygen is correct?